K000164166: Python Pillow vulnerability CVE-2026-54059

Security Advisory Description Pillow is a Python imaging library. Prior to 12.3.0, PIL/PcfFontFile.py loadbitmaps read glyph dimensions from the PCF METRICS section and passed them directly to Image.frombytes without calling Image.decompressionbombcheck, allowing crafted PCF font data to cause...

CVE-2026-115926

Summary free5GC's Binding Support Function BSF exposes all 13 SBI management endpoints at "/nbsf-management/v1" with zero authentication middleware. Unlike every other free5GC Network Function which uses "RouterAuthorizationCheck" middleware to validate OAuth2 Bearer tokens, the BSF's "AddService...

Astra Linux - vulnerability in pillow

Pillow is a Python imaging library. Prior to version 12.3.0, PIL/PcfFontFile.py loadbitmaps read glyph dimensions from the PCF METRICS section and passed them directly to Image.frombytes without calling Image.decompressionbombcheck, enabling maliciously crafted PCF font data to trigger excessive...

Rocky Linux 8 [CIQ] Security Update: libXfont2 / libXfont2-debuginfo / libXfont2-debugsource / etc Multiple Vulnerabilities (crlsa-2026_47103)

The Rocky Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the CIQ crlsa-202647103 advisory. libXfont2: BitmapScaleBitmaps Integer Overflow Heap Buffer Overflow CVE-2026-56001 libXfont2: PCF Font Parsing Heap Buffer Overflow CVE-2026-56002...

Rocky Linux 9 [CIQ] Security Update: libXfont2 / libXfont2-debuginfo / libXfont2-debugsource / etc Multiple Vulnerabilities (crlsa-2026_47084)

The Rocky Linux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the CIQ crlsa-202647084 advisory. libXfont2: BitmapScaleBitmaps Integer Overflow Heap Buffer Overflow CVE-2026-56001 libXfont2: PCF Font Parsing Heap Buffer Overflow CVE-2026-56002 Tenable...

Rocky Linux 8 [CIQ] Security Update: python-pillow-debuginfo / python-pillow-debugsource / etc Multiple Vulnerabilities (crlsa-2026_39127)

The Rocky Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the CIQ crlsa-202639127 advisory. python-pillow: Pillow: Denial of Service via crafted BDF font file CVE-2026-55379 python-pillow: Pillow: Denial of Service via crafted GD 2.x image file...

EulerOS 2.0 SP10 : libXfont2 (EulerOS-SA-2026-3746)

According to the versions of the libXfont2 packages installed, the EulerOS installation on the remote host is affected by the following vulnerabilities : A heap buffer overflow due to missing size checking in the property buffer when parsing PCF files in libXfont2 ComputeScaledProperties before...

EulerOS 2.0 SP12 : libXfont2 (EulerOS-SA-2026-3272)

According to the versions of the libXfont2 packages installed, the EulerOS installation on the remote host is affected by the following vulnerabilities : A heap buffer overflow in pcfReadFont due to missing glyph bounds checking in libXfont2 before 2.0.8 allows attackers authenticated as X client...

EulerOS 2.0 SP12 : libXfont2 (EulerOS-SA-2026-3347)

According to the versions of the libXfont2 packages installed, the EulerOS installation on the remote host is affected by the following vulnerabilities : A heap buffer overflow in pcfReadFont due to missing glyph bounds checking in libXfont2 before 2.0.8 allows attackers authenticated as X client...

MiracleLinux 9 : libXfont2-2.0.3-12.el9_8.1 (AXSA:2026-1539:02)

The remote MiracleLinux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the AXSA:2026-1539:02 advisory. libXfont2: BitmapScaleBitmaps Integer Overflow Heap Buffer Overflow CVE-2026-56001 libXfont2: PCF Font Parsing Heap Buffer Overflow CVE-2026-56002...

xorg: X11: xserver: X.org: glamor Font Atlas Heap Buffer Overflow

A flaw was found in the glamorfontget function of the xorg-x11-server. This vulnerability, a heap buffer overflow, occurs when the server processes a specially crafted PCF font file where individual glyph metrics exceed the declared maximum bounds. An authenticated X client can exploit this by...

xorg: X11: xserver: X.org: glamor Font Atlas Heap Buffer Overflow

A flaw was found in the glamorfontget function of the xorg-x11-server. This vulnerability, a heap buffer overflow, occurs when the server processes a specially crafted PCF font file where individual glyph metrics exceed the declared maximum bounds. An authenticated X client can exploit this by...

xorg: X11: xserver: X.org: glamor Font Atlas Heap Buffer Overflow

A flaw was found in the glamorfontget function of the xorg-x11-server. This vulnerability, a heap buffer overflow, occurs when the server processes a specially crafted PCF font file where individual glyph metrics exceed the declared maximum bounds. An authenticated X client can exploit this by...

RHEL 8 : python-pillow (RHSA-2026:52551)

The remote Redhat Enterprise Linux 8 host has a package installed that is affected by multiple vulnerabilities as referenced in the RHSA-2026:52551 advisory. Python is an interpreted, interactive, object-oriented programming language, which includes modules, classes, exceptions, very high level...

libXfont2: PCF Font Parsing Heap Buffer Overflow

A flaw was found in libXfont2. A specially crafted PCF Portable Compiled Format font file, when processed by libXfont2, can lead to a buffer overflow. This occurs because the font parsing process does not properly validate the size of a bitmap buffer against the glyph metrics provided in the...

libXfont2: libXfont2: arbitrary code execution via heap buffer overflow in ComputeScaledProperties

A flaw was found in libXfont2. This vulnerability allows an attacker to achieve arbitrary code execution or cause a Denial of Service DoS by providing a specially crafted Portable Compiled Format PCF font file. Due to missing bounds checks when processing font properties in the...

Important: Red Hat Security Advisory: libXfont2 security update

An update for libXfont2 is now available for Red Hat Enterprise Linux 8.6 Advanced Mission Critical Update Support and Red Hat Enterprise Linux 8.6 Extended Update Support Long-Life Add-On. Red Hat Product Security has rated this update as having a security impact of Important. A Common...

libXfont2: libXfont2: arbitrary code execution via heap buffer overflow in ComputeScaledProperties

A flaw was found in libXfont2. This vulnerability allows an attacker to achieve arbitrary code execution or cause a Denial of Service DoS by providing a specially crafted Portable Compiled Format PCF font file. Due to missing bounds checks when processing font properties in the...

libXfont2: libXfont2: arbitrary code execution via heap buffer overflow in ComputeScaledProperties

A flaw was found in libXfont2. This vulnerability allows an attacker to achieve arbitrary code execution or cause a Denial of Service DoS by providing a specially crafted Portable Compiled Format PCF font file. Due to missing bounds checks when processing font properties in the...

Important: Red Hat Security Advisory: libXfont2 security update

An update for libXfont2 is now available for Red Hat Enterprise Linux 7 Extended Lifecycle Support. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available...